cyclopentene-1,2-dicarboxylic acid

Base Information

• Chemical Name: cyclopentene-1,2-dicarboxylic acid
• CAS No.: 3128-15-2
• Molecular Formula: C7H8 O4
• Molecular Weight: 156.138
• Hs Code.: 2917209090
• Mol file: 3128-15-2.mol

Synonyms:1,2-Dicarboxy-1-cyclopentene;1,2-Dicarboxycyclopentene; Cyclopentene-1,2-dicarboxylic acid; NSC 291647

Chemical Property of cyclopentene-1,2-dicarboxylic acid

Chemical Property:

• Vapor Pressure: 1.4E-05mmHg at 25°C
• Melting Point: 177-178℃
• Boiling Point: 342°Cat760mmHg
• PKA: 3.94±0.20(Predicted)
• Flash Point: 174.9°C
• PSA: 74.60000
• Density: 1.523g/cm³
• LogP: 0.63610

Purity/Quality:

99%, ^*data from raw suppliers

1-CYCLOPENTENE-1,2-DICARBOXYLIC ACID AldrichCPR ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of cyclopentene-1,2-dicarboxylic acid

There total 20 articles about cyclopentene-1,2-dicarboxylic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

aqueous potassium cyanide + hydrochloric acid-ice + cyanohydrin + 2-ethoxycarbonyl-1-cyclopentanone (611-10-9) + 2-hydroxy-2-methylpropanenitrile (75-86-5) → cyclopent-1-ene-1,2-dicarboxylic acid (3128-15-2)

Guidance literature:

With hydrogenchloride; potassium carbonate; trichlorophosphate; In pyridine;

Reference yield:

2-cyano-cyclopent-1-enecarboxylic acid ethyl ester (54007-98-6) → cyclopent-1-ene-1,2-dicarboxylic acid (3128-15-2)

Guidance literature:

With hydrogenchloride;

DOI:10.1021/ja00831a015

Reference yield:

2-ethoxycarbonyl-1-cyclopentanone (611-10-9) → cyclopent-1-ene-1,2-dicarboxylic acid (3128-15-2)

Guidance literature:

Multi-step reaction with 2 steps

1: (i) aq. HCl, (ii) SOCl₂, Py

2: aq. HCl

With hydrogenchloride;

DOI:10.1021/ja00831a015

upstream raw materials:

2,6-dibromo-heptanedioic acid

sodium ethanolate

diethyl 2,6-dibromoheptanedioate

acetic anhydride

Downstream raw materials:

Adipic acid

2,4-dioxo-3-azabicyclo<3.3.0>oct-Δ^1,5-ene

(R/S)-4-hydroxy-5,6-dihydrocyclopenta[c]pyrrole-1,3(2H,4H)-dione

3-aza-6-bromo-bicyclo<3.3.0>-1-octene-2,4-dione

Refernces

• 1、 -. "Thioalkanoylalkanoic acid compounds". . . Retrieved 2008/06/13.